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Castleark Management Portfolio holdings

AUM $3.71B
1-Year Est. Return 65.19%
This Fund
S&P 500
This Quarter Est. Return
+13.57%
1 Year Est. Return
+65.19%
3 Year Est. Return
+247.97%
5 Year Est. Return
+412.62%
10 Year Est. Return
+3,903.2%
AUM
$3.57B
AUM Growth
+$239M
Cap. Flow
-$44.1M
Cap. Flow %
-1.24%
Top 10 Hldgs %
38.94%
Holding
334
New
59
Increased
78
Reduced
55
Closed
50

Top Buys

Rank Stock Value
1
AVGO icon
Broadcom
AVGO
+$63.2M
2
SCHW
Charles Schwab
SCHW
+$25.6M
3
GEV icon
GE Vernova
GEV
+$25.3M
4
MCHP icon
Microchip Technology
MCHP
+$22.4M
5
VRT icon
Vertiv
VRT
+$16.3M

Top Sells

Rank Stock Value
1
ANET icon
Arista Networks
ANET
+$54.1M
2
PM icon
Philip Morris
PM
+$48.4M
3
AMZN icon
Amazon
AMZN
+$47.1M
4
CARK icon
CastleArk Large Growth ETF
CARK
+$45M
5
ISRG icon
Intuitive Surgical
ISRG
+$43.4M

Sector Composition

Rank Sector Weight
1 Technology 32.38%
2 Miscellaneous 21.75%
3 Industrials 10.18%
4 Financials 10.06%
5 Communication Services 8.48%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
SLNO
326
DELISTED
Soleno Therapeutics
SLNO
– –
-34,840
Closed -$2.92M
TGLS icon
327
Tecnoglass Holdings
TGLS
$1.6B
– –
-39,550
Closed -$3.06M
TOST icon
328
Toast
TOST
$18.4B
– –
-8,790
Closed -$389K
TT icon
329
Trane Technologies
TT
$93B
– –
-78,332
Closed -$34.3M
UPST icon
330
Upstart Holdings
UPST
$2.46B
– –
-33,200
Closed -$2.15M
UTI icon
331
Universal Technical Institute
UTI
$1.13B
– –
-204,520
Closed -$6.93M
VRNA
332
DELISTED
Verona Pharma
VRNA
– –
-153,020
Closed -$14.5M
WAY
333
Waystar Holding Corp
WAY
$5.11B
– –
-176,595
Closed -$7.22M
PRMB
334
Primo Brands
PRMB
$7.55B
– –
-19,600
Closed -$581K
10 11 12 13
14

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Castleark Management's Q3 2025 Portfolio in Review

As of Q3 2025, Castleark Management held 334 positions worth $3.57B, up 7.2% from $3.33B the previous quarter. Its ten largest holdings account for 39% of the portfolio.

Castleark Management's Q3 2025 filing shows 59 new, 78 increased, 55 reduced and 50 closed positions. Its largest new stake was Broadcom: 205,886 shares worth $67.9M. The largest sale was Arista Networks, an estimated $54.1M.

By sector, the portfolio is most concentrated in Technology at 32% of assets, up from 30% a quarter earlier, followed by Miscellaneous and Industrials.

  • Castleark Management's largest Q3 2025 buy was Broadcom: 205,886 shares worth $67.9M.
  • Castleark Management added most to Charles Schwab in Q3 2025, an estimated $25.6M increase.
  • Castleark Management's biggest Q3 2025 reduction was Arista Networks, cutting an estimated $54.1M.
  • Castleark Management fully exited Trane Technologies in Q3 2025, selling an estimated $34.3M.
  • Castleark Management's ten largest holdings make up 39% of its $3.57B portfolio in Q3 2025.
  • Castleark Management opened 59 new positions and closed 50 in Q3 2025.
  • Castleark Management's portfolio value rose 7.2% quarter-over-quarter to $3.57B.

Based on Castleark Management's 13F filing for Q3 2025, filed 17 Nov 2025.